CN108119596B - Oil pressure shock absorber with deflection angle for high-speed motor train - Google Patents
Oil pressure shock absorber with deflection angle for high-speed motor train Download PDFInfo
- Publication number
- CN108119596B CN108119596B CN201711486852.6A CN201711486852A CN108119596B CN 108119596 B CN108119596 B CN 108119596B CN 201711486852 A CN201711486852 A CN 201711486852A CN 108119596 B CN108119596 B CN 108119596B
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- China
- Prior art keywords
- connecting ring
- oil
- sleeve
- speed motor
- shock absorber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 18
- 230000035939 shock Effects 0.000 title claims abstract description 18
- 238000013016 damping Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 241001247986 Calotropis procera Species 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/54—Arrangements for attachment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/04—Damper
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention relates to an oil pressure shock absorber with deflection angle for a high-speed motor car, comprising: the oil cylinder assembly comprises a connecting ring assembly and an oil cylinder assembly, wherein the connecting ring assembly comprises: the connecting ring comprises a connecting ring body, a rubber bushing and a sleeve, wherein an inner hole of the connecting ring body is conical, and the rubber bushing is arranged between the sleeve and the inner hole; the sleeve is connected with a component on the high-speed motor train; the piston rods and the oil storage cylinder bases arranged at the two ends of the oil cylinder assembly are respectively connected with the connecting rings and used for damping the assemblies on the high-speed motor train. The invention greatly improves the working condition of the shock absorber, and can better meet the running requirement of the existing vehicle: the safety risk caused by the breakage of the piston rod of the shock absorber can be effectively reduced or even eliminated.
Description
Technical Field
The invention belongs to the technical field of oil pressure dampers for high-speed motor trains, and particularly relates to an oil pressure damper with deflection angles for a high-speed motor train.
Background
The hydraulic damper is used for bearing impact load of tension and compression alternation and force couple generated in torsion and deflection directions. When the shock absorber is designed and used, the tension and compression function of the shock absorber is fully exerted, and the influence of torsion and deflection couple on the shock absorber is reduced as much as possible. Meanwhile, as a safety component of a running part on a railway vehicle, the anti-drop and anti-break of the shock absorber are the precondition of safe running and are also important factors considered by designers.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the oil pressure shock absorber with the deflection angle for the high-speed motor train, which greatly improves the working condition of the shock absorber and can better meet the running requirement of the existing vehicle: the safety risk caused by the breakage of the piston rod of the shock absorber can be effectively reduced or even eliminated.
In order to solve the problems, the invention adopts the following technical scheme:
an oil pressure damper with deflection angle for high-speed motor train, comprising: the connecting ring component and the oil cylinder component, wherein,
the connecting ring assembly includes: the connecting ring comprises a connecting ring body, a rubber bushing and a sleeve, wherein an inner hole of the connecting ring body is conical, and the rubber bushing is arranged between the sleeve and the inner hole;
the sleeve is connected with a component on the high-speed motor train;
the piston rods and the oil storage cylinder bases arranged at the two ends of the oil cylinder assembly are respectively connected with the connecting rings and used for damping the assemblies on the high-speed motor train.
Further, the rubber bushing and the sleeve are integrally vulcanized into an integral structure, so that the sleeve is prevented from axially moving, and the rubber bushing is M-shaped or W-shaped.
Further, the taper structure includes: the cylindrical hole and set up in the bell mouth at cylinder hole both ends, the cone angle of bell mouth is 10~20, cylinder hole size phi 52.
Further, one end of the piston rod is in threaded connection with the connecting ring, and the other end of the piston rod is connected with the piston.
Further, the method further comprises the following steps: the connecting ring is welded with the end cover, the end cover is connected with the protective cover, and the piston rod penetrates through the end cover.
Further, the method further comprises the following steps: the guide sealing assembly, the oil cylinder and the oil storage cylinder, wherein,
the oil cylinder is arranged in the oil storage cylinder and is communicated with the oil storage cylinder through a valve system;
the guide sealing assembly is arranged on the oil cylinder and the oil storage cylinder and is used for sealing the oil cylinder and the oil storage cylinder;
the piston rod penetrates through the guide sealing assembly.
The invention has the beneficial effects that: the working condition of the shock absorber is greatly improved, and the running requirement of the existing vehicle can be better met: the safety risk caused by the breakage of the piston rod of the shock absorber can be effectively reduced or even eliminated.
Drawings
Fig. 1 is a view showing the whole structure of an oil damper with a yaw angle for a high-speed motor vehicle according to the present invention.
Fig. 2 is a view showing the internal structure of the connecting ring according to the present invention.
Wherein, 1, go-between 2, rubber bush 3, sleeve pipe 4, piston rod 5, direction seal assembly 6, hydro-cylinder 7, piston 8, valve system.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present invention, the present invention will be further described in detail with reference to specific embodiments. It is noted that the embodiments described below are exemplary only for explaining the present invention, and are not to be construed as limiting the present invention. The examples are not to be construed as limiting the specific techniques or conditions described in the literature in this field or as per the specifications of the product. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.
According to an aspect of the present invention, fig. 1 is a block diagram showing an overall structure of an oil damper with a yaw angle for a high-speed motor vehicle according to the present invention, including: the oil cylinder assembly comprises a connecting ring assembly and an oil cylinder assembly, wherein the connecting ring assembly comprises: the connecting ring comprises a connecting ring body, a rubber bushing and a sleeve, wherein an inner hole of the connecting ring body is conical, and the rubber bushing is arranged between the sleeve and the inner hole; the sleeve is connected with a component on the high-speed motor train; the piston rods and the oil storage cylinder bases arranged at the two ends of the oil cylinder assembly are respectively connected with the connecting rings and used for damping the assemblies on the high-speed motor train.
Fig. 2 is a view showing an internal structure of the connecting ring according to the present invention, and as shown in fig. 2, the taper structure includes: the cylindrical hole and set up in the bell mouth at cylinder hole both ends, the cone angle of bell mouth is 10~20, preferably is 16, cylinder hole size phi 52, the go-between is the conical hole structure, and increases minimum aperture, purpose in order to increase the activity space of containing space and rubber bush.
According to the concrete embodiment of the invention, the rubber bushing and the sleeve are integrally vulcanized into a whole structure, so that the sleeve is prevented from axially moving, and the rubber bushing is M-shaped or W-shaped.
According to a specific embodiment of the invention, the invention further comprises: the oil cylinder is arranged in the oil storage cylinder and is communicated with the oil storage cylinder through a valve system; the guide sealing assembly is arranged on the oil cylinder and the oil storage cylinder and is used for sealing the oil cylinder and the oil storage cylinder; and a piston rod penetrates through the guide sealing assembly.
According to the specific embodiment of the invention, the sleeve and the rubber are vulcanized integrally into the rubber bushing part, so that the risk that the split-type metal sleeve and the rubber bushing can slide axially can be avoided, the split-type metal sleeve and the rubber bushing part are matched with the connecting ring in shape and are designed to be similar to M or W, and the cone angle of the rubber is 26 degrees.
In summary, the rubber bushings at the upper end and the lower end of the shock absorber provided by the invention are respectively allowed to have deflection angles of 10-20 degrees, so that the working conditions of the shock absorber are greatly improved, and the running requirements of the existing vehicle can be better met: the safety risk caused by the breakage of the piston rod of the shock absorber can be effectively reduced or even eliminated.
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by those of ordinary skill in the art within the scope of the invention, as well as variations in the detailed description and application of the invention, as would be apparent to those of ordinary skill in the art in light of the teachings of this application.
Claims (5)
1. An oil pressure damper with deflection angle for high-speed motor train, comprising: the connecting ring component and the oil cylinder component, wherein,
the connecting ring assembly includes: the connecting device comprises a connecting ring, a rubber bushing and a sleeve, wherein an inner hole of the connecting ring comprises a cylindrical hole and conical holes arranged at two ends of the cylindrical hole, and the rubber bushing is arranged between the sleeve and the inner hole;
the sleeve is connected with a component on the high-speed motor train;
the piston rods and the oil storage cylinder bases which are arranged at the two ends of the oil cylinder assembly are respectively connected with the connecting ring and are used for damping the assembly on the high-speed motor train;
the rubber bushing and the sleeve are integrally vulcanized into an integral structure, the sleeve is prevented from axially moving, the rubber bushing is M-shaped or W-shaped, and the middle cone angle of the rubber bushing is 26 degrees.
2. The oil pressure damper according to claim 1, wherein the taper angle of the tapered hole is 10 to 20 °, and the size of the cylindrical hole is Φ52 ".
3. An oil pressure shock absorber according to claim 1, wherein one end of the piston rod is threadedly connected to the connecting ring and the other end of the piston rod is connected to the piston.
4. The oil pressure damper of claim 1, further comprising: the connecting ring is welded with the end cover, the end cover is connected with the protective cover, and the piston rod penetrates through the end cover.
5. The oil pressure damper of claim 1, further comprising: the guide sealing assembly, the oil cylinder and the oil storage cylinder, wherein,
the oil cylinder is arranged in the oil storage cylinder and is communicated with the oil storage cylinder through a valve system;
the guide sealing assembly is arranged on the oil cylinder and the oil storage cylinder and is used for sealing the oil cylinder and the oil storage cylinder;
the piston rod penetrates through the guide sealing assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711486852.6A CN108119596B (en) | 2017-12-30 | 2017-12-30 | Oil pressure shock absorber with deflection angle for high-speed motor train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711486852.6A CN108119596B (en) | 2017-12-30 | 2017-12-30 | Oil pressure shock absorber with deflection angle for high-speed motor train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108119596A CN108119596A (en) | 2018-06-05 |
| CN108119596B true CN108119596B (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711486852.6A Active CN108119596B (en) | 2017-12-30 | 2017-12-30 | Oil pressure shock absorber with deflection angle for high-speed motor train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108119596B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271408A (en) * | 2020-03-17 | 2020-06-12 | 深圳市中车业成实业有限公司 | Connecting ring assembly structure for connecting oil pressure shock absorber on rail transit ring |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB622514A (en) * | 1947-03-15 | 1949-05-03 | Metalastick Ltd | An improved resilient bush |
| GB1387726A (en) * | 1971-11-24 | 1975-03-19 | Nissan Motor | Resilient bush |
| EP2083191A1 (en) * | 2008-01-22 | 2009-07-29 | Carl Freudenberg KG | Bearing |
| CN203656023U (en) * | 2013-11-19 | 2014-06-18 | 西格玛集团有限公司 | Vehicle shock absorber piston rod assembly |
| CN104482102A (en) * | 2014-12-12 | 2015-04-01 | 浙江永贵电器股份有限公司 | Locomotive vehicle oil pressure shock absorber |
| CN204327851U (en) * | 2014-11-12 | 2015-05-13 | 浙江西格迈汽车部件有限公司 | A kind of vibration damper being easy to Oil Leakage Detecting |
| CN106523570A (en) * | 2016-12-30 | 2017-03-22 | 江门市业成轨道设备有限公司 | Transverse oil-pressure shock absorber system for high-speed motor car |
| CN206290634U (en) * | 2016-11-23 | 2017-06-30 | 北京长城华冠汽车技术开发有限公司 | Pick up rear shock absorber bushing and damper |
| CN207864519U (en) * | 2017-12-30 | 2018-09-14 | 珠海市业成轨道交通设备科技有限公司 | A kind of oil-pressure damper of high speed motor car band-offset corner |
-
2017
- 2017-12-30 CN CN201711486852.6A patent/CN108119596B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB622514A (en) * | 1947-03-15 | 1949-05-03 | Metalastick Ltd | An improved resilient bush |
| GB1387726A (en) * | 1971-11-24 | 1975-03-19 | Nissan Motor | Resilient bush |
| EP2083191A1 (en) * | 2008-01-22 | 2009-07-29 | Carl Freudenberg KG | Bearing |
| CN203656023U (en) * | 2013-11-19 | 2014-06-18 | 西格玛集团有限公司 | Vehicle shock absorber piston rod assembly |
| CN204327851U (en) * | 2014-11-12 | 2015-05-13 | 浙江西格迈汽车部件有限公司 | A kind of vibration damper being easy to Oil Leakage Detecting |
| CN104482102A (en) * | 2014-12-12 | 2015-04-01 | 浙江永贵电器股份有限公司 | Locomotive vehicle oil pressure shock absorber |
| CN206290634U (en) * | 2016-11-23 | 2017-06-30 | 北京长城华冠汽车技术开发有限公司 | Pick up rear shock absorber bushing and damper |
| CN106523570A (en) * | 2016-12-30 | 2017-03-22 | 江门市业成轨道设备有限公司 | Transverse oil-pressure shock absorber system for high-speed motor car |
| CN207864519U (en) * | 2017-12-30 | 2018-09-14 | 珠海市业成轨道交通设备科技有限公司 | A kind of oil-pressure damper of high speed motor car band-offset corner |
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| Publication number | Publication date |
|---|---|
| CN108119596A (en) | 2018-06-05 |
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